1. unwanted marine creatures that are caught in the nets while fishing for another species; - Example: "thousands of dolphins and porpoises and whales are killed as part of the by-catch each year" [syn: by-catch, bycatch]
WordNet (r) 3.0 (2006):
by-catch
n 1: unwanted marine creatures that are caught in the nets while
fishing for another species; "thousands of dolphins and
porpoises and whales are killed as part of the by-catch
each year" [syn: by-catch, bycatch]